March weather forecast
Green Rock, IL

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Weather in March

March, the first month of the spring in Green Rock, is a frosty month, with an average temperature fluctuating between 46.8°F (8.2°C) and 32°F (0°C).

Temperature

With the beginning of March, Green Rock's average high-temperature sees an increase, transitioning from a wintry 32.7°F (0.4°C) in February to a chilly 46.8°F (8.2°C). In Green Rock, an average low-temperature of 32°F (0°C) is recorded during March nights.

Humidity

In March, the average relative humidity in Green Rock is 75%.

Rainfall

In March, the rain falls for 8.2 days. Throughout March, 0.63" (16mm) of precipitation is accumulated. In Green Rock, during the entire year, the rain falls for 99.4 days and collects up to 9.57" (243mm) of precipitation.

Snowfall

Months with snowfall are January through April, September through December. In Green Rock, during March, snow falls for 3.1 days and regularly aggregates up to 0.55" (14mm) of snow. In Green Rock, during the entire year, snow falls for 24.5 days and aggregates up to 4.09" (104mm) of snow.

Daylight

In Green Rock, the average length of the day in March is 11h and 58min.
On the first day of the month, sunrise is at 6:34 am and sunset at 5:52 pm CST. On the last day of March, in Green Rock, sunrise is at 6:44 am and sunset at 7:26 pm CDT.
Note: On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts, and the time zone changes from CST to CDT. Daylight Saving Time lasts until Sunday, November 3. 2024, at 2:00 am; consequently, the time zone reverts from CDT to CST.

Sunshine

The average sunshine in March is 6.4h.

UV index

The average daily maximum UV index in March in Green Rock is 3. A UV Index of 3 to 5 symbolizes a medium vulnerability from unprotected exposure to Sun's UV rays for the average person.
Note: The daily maximum UV index of 3 in March interprets into the following advice:
Be mindful. Individuals with a lighter skin tone may suffer burns in less than 30 minutes. Being in direct Sun during midday can be harmful due to intense solar radiation; take precautions. Outfit yourself in sun-safe attire, like long sleeves, pants, a hat, and UV-blocking sunglasses. Pay attention! The reflection of snow can enhance the Sun's UV radiation almost double.
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Frequently asked questions

What is the average March temperature in Green Rock?

The high-temperature in Green Rock, Illinois, during March is 46.8°F (8.2°C) and the low-temperature is 32°F (0°C).

What is the average humidity in March in Green Rock?

In March, the average relative humidity is 75%.

How many days does it rain in March in Green Rock?

In Green Rock, Illinois, during March, the rain falls for 8.2 days and regularly aggregates up to 0.63" (16mm) of precipitation.

How many days does it snow in March in Green Rock?

In Green Rock, Illinois, in March, during 3.1 snowfall days, 0.55" (14mm) of snow is typically accumulated.

What is the average length of the day in March in Green Rock?

In March, the average day length is 11h and 58min.

When is the sunrise / sunset in March in Green Rock?

On the first day of March in Green Rock, sunrise is at 6:34 am and sunset at 5:52 pm CST. On the last day of the month, sunrise is at 6:44 am and sunset at 7:26 pm CDT.

When does Daylight Saving Time (DST) start in March in Green Rock?

On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts in Green Rock, and the time zone changes from CST to CDT. DST ends Sunday, November 3. 2024, at 2:00 am.

How long on average sun shines in March in Green Rock?

The average sunshine duration in March is 6.4h.

What is the UV index intensity in March in Green Rock?

In March, the average daily maximum UV index in Green Rock, Illinois, is 3. A UV Index reading of 3 to 5 represents a medium health risk from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in March
Green Rock, IL

Average temperature in March - Green Rock, IL
  • Average high temperature in March: 46.8°F

The warmest month (with the highest average high temperature) is July (81.7°F).
The month with the lowest average high temperature is January (28.2°F).

  • Average low temperature in March: 32°F

The month with the highest average low temperature is July (64.8°F).
The coldest month (with the lowest average low temperature) is January (15.4°F).

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Average pressure in March
Green Rock, IL

Average pressure in March - Green Rock, IL
  • Average pressure in March: 30.08"Hg

The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

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Average wind speed in March
Green Rock, IL

Average wind speed in March - Green Rock, IL
  • Average wind speed in March: 10.3mph

The windiest month (with the highest average wind speed) is April (10.6mph).
The calmest month (with the lowest average wind speed) is August (6.7mph).

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Average humidity in March
Green Rock, IL

Average humidity in March - Green Rock, IL
  • Average humidity in March: 75%

The months with the highest relative humidity are January and July (83%).
The month with the lowest relative humidity is October (71%).

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Average rainfall in March
Green Rock, IL

Average rainfall in March - Green Rock, IL
  • Average rainfall in March: 0.63"

The wettest month (with the highest rainfall) is May (1.61").
The driest month (with the least rainfall) is December (0.35").

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Average rainfall days in March
Green Rock, IL

Average rainfall days in March - Green Rock, IL
  • Average rainfall days in March: 8.2 days

The month with the highest number of rainy days is May (13.4 days).
The month with the least rainy days is January (3.2 days).

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Average snowfall in March
Green Rock, IL

Average snowfall in March - Green Rock, IL
  • Average snowfall in March: 0.55"

The month with the highest snowfall is January (1.26").
The months with the least snowfall are May, June, July and August (0").

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Average snowfall days in March
Green Rock, IL

Average snowfall days in March - Green Rock, IL
  • Average snowfall days in March: 3.1 days

The month with the highest number of snowfall days is January (7.2 days).
The months with the least snowfall days are May, June, July and August (0 days).

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Average daylight in March /
Average sunshine in March
Green Rock, IL

Average daylight in March / Average sunshine in March - Green Rock, IL
  • Average daylight in March: 12h and 0min

The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 12min).

  • Average sunshine in March: 6h and 2min

The month with the most sunshine is July (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).

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Average sunshine days in March
Green Rock, IL

Average sunshine days in March - Green Rock, IL
  • Average sunshine days in March: 19.8 days

The month with the most sunshine days is December (22.4 days).
The month with the least sunshine days is June (14.4 days).

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Average UV index in March
Green Rock, IL

Average UV index in March - Green Rock, IL
  • Average UV index in March: 3

The month with the highest UV index is July (UV index 6).
The month with the lowest UV index is January (UV index 1).

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Average cloud cover in March
Green Rock, IL

Average cloud cover in March - Green Rock, IL
  • Average cloud cover in March: 49

The month with the most cloud cover is January (Cloud cover 58).
The month with the least cloud cover is August (Cloud cover 30).

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Average visibility in March
Green Rock, IL

Average visibility in March - Green Rock, IL
  • Average visibility in March: 6mi

The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).

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Green Rock, Illinois, USA

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